Since then, there's been (probably) thousands of groan-inducing attempts at humor, and I need to find them! But I need your help. If you know of a pun (Barbara or otherwise), post the podcast number or video and time stamp in the comments and I'll track it down. Hopefully it will lead to great things.

Hypnotic Ink Physics in 4K Slow Motion In the first Ultra High Definition episode of The Slow Mo Guys, Gav and Dan inject coloured ink into a tank of water. If you have a 4K display or UHD tv, fire it up!